Kumaran Thanikasalam (born on July 9, 2003) of Kancheepuram, Tamil Nadu, set an elite record for the fastest calculation of the square root of an eight-digit number on paper. In a display of exceptional skill and precision, he successfully computed the square root of an eight-digit number (with 99% accuracy) on a paper in an astonishing 43 seconds and 31 milliseconds. It was acknowledged on December 4, 2024, in recognition of his exceptional calculation abilities.